نتایج جستجو برای: xg

تعداد نتایج: 1017  

Journal: :General physiology and biophysics 1998
Z Sulová V Farkas

Xyloglucan-endotransglycosylase (XET) is an enzyme involved in the metabolism of xyloglucan (XG) in plant cell walls and seeds. This enzyme acts both as a hydrolase and as a transglycosylase by transferring the fragments of xyloglucan molecules to other XG molecules or xyloglucan-derived oligosaccharides (XGOs). In this work, we studied the kinetics of interaction between XET and XG. The equili...

Journal: :Plant physiology 1995
J P Vincken A de Keizer G Beldman A G Voragen

Tamarind seed xyloglucan was partially degraded with a purified endoglucanase (endoV) from Trichoderma viride. Analysis by high-performance anion-exchange chromatography showed that this digest was composed of fragments consisting of 1 to 10 repeating oligosaccharide units ([xg]1-[xg]10). To study the adsorption of xyloglucan fragments to cellulose in detail, this digest was fractionated on Bio...

Journal: :Carbohydrate polymers 2017
Mahmoud H Abu Elella Riham R Mohamed Eman Abd ElHafeez Magdy W Sabaa

Xanthan gum (XG) is natural polysaccharides used in food industries as stabilizers and thickener agents. The problem is that some food products are found to be contaminated by pathogenic bacteria such as Escherichia coli (E. coli) and Staphyloccus aureus (S. aureus) that reduce their shelf life. This research aims to synthesize biodegradable antibacterial XG-grafted-poly(N-vinyl imidazole) PVI ...

Journal: :Cancer research 2010
Ophélie Meynet Katia Scotlandi Emmanuelle Pradelli Maria C Manara Mario P Colombo Heidy Schmid-Antomarchi Piero Picci Alain Bernard Ghislaine Bernard

Ewing's sarcoma (EWS) is an aggressive tumor of children and young adults that requires intensive treatment. The search for new prognostic factors is very important to choose the most appropriate therapy and to better understand the biology of the disease for the development of new therapeutic tools. We found that Xg, a thus far poorly described molecule and member of the CD99 family, is expres...

Journal: :Theoretical Foundations of Chemical Engineering 2021

In this study, viscoelastic properties of xhantan gum (XG) and sodium alginate (SA) hydrogelling system were investigated at a definite range volumetric mixing ratio XG-SA in detail. The Carreau model gives reasonable fitting (R2 > 0.994) to the given by steady shear rheological measurements. addition, four element Maxwell is used capture well linear viscoelasticity resulting from oscillatory T...

Journal: :Journal of medical genetics 1973
R A Pfeiffer R Sanger

A third family is reported in which the Xg groups give information about the origin of an XXXY member: successive non-disjunction at the first and second paternal meiotic divisions is much the most likely cause. In the two previous informative families successive non-disjunction at maternal meiotic divisions was the most likely cause. An enquiry showed the average age of 29 fathers at the birth...

Journal: :Journal of Materials in Civil Engineering 2023

Xanthan gum (XG) is an effective soil-binding material for enhancing the geotechnical engineering performance of soil. Due to hydrophilicity XG, however, its ineffectiveness as a soil-strengthening agent in wet conditions and associated durability concerns continue be obstacles implementation XG soil treatment. Here, we investigated effect trivalent chromium (Cr3+) crosslinking on rheology hydr...

Journal: :IT Professional 2023

The three articles in this special issue focus on the impact of mobile wireless communications networks (xG) Information Technology and Systems. “x” xG is an expression rapid impactful growth networks. These generational increments are more than simply increasing network speed connecting devices. Each generation cellular has its own uniqueness that deserves rigorous focused studies. This need s...

2006
Andreas G. Hofmann Brian Charles Williams

ed Plant Hybrid Dispatcher Qualitative Control Plan Plan Compiler Control actions Plant state Plant Model 11 A V ehic le 1 [100, 200] 21 A V ehic le 2 22 A [70 , 90 ] [50 , 100] [0 , 200] Disturbance displaces trajectory 2200 max 2000 min 1 1 = = xg xg 11 A V eh icle 1 [100, 200 ] 21 A V eh icle 2 22 A [70 , 90] [50, 100] 1800 max 1500 min 2 2 = = xg xg

2013
Xiuchao Wu Kenneth N. Brown Cormac J. Sreenan Pedro Alvarez Marco Ruffini Nicola Marchetti David B. Payne Linda Doyle

10-Gigabit-capable Passive Optical Network (XG-PON), one of the latest standards of optical access networks, is regarded as one of the key technologies for future Internet access networks. In this paper, we propose and discuss the design and implementation of an XG-PONmodule for the NS-3 network simulator. The aim is to provide a standards-compliant, configurable, and extensible module that can...

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